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Finding the Fourth Proportional to 7,100.49, 10,657.29 and 3,592.97

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Solution

The fourth proportional to 7,100.49, 10,657.29 and 3,592.97 is: 5,392.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100.49 : 10,657.29 = 3,592.97 : x
  2. Step 2: Convert to fraction form
    7,100.49/10,657.29 = 3,592.97/x
  3. Step 3: Cross multiply
    7,100.49x = 10,657.29 × 3,592.97
  4. Step 4: Simplify right side
    7,100.49x = 38,291,323.25
  5. Step 5: Solve for x
    x = 38,291,323.25/7,100.49
  6. Step 6: Final answer
    x = 5,392.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.